//15位身份证
const String REGEX_ID_CARD15 =
    r"^[1-9]\d{7}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}$";
//18位身份证
const String REGEX_ID_CARD18 =
    r"^[1-9]\d{5}[1-9]\d{3}((0\d)|(1[0-2]))(([0|1|2]\d)|3[0-1])\d{3}([0-9Xx])$";

//6-18位密码
const String PASSWORD_REG_SIMPLE = r"^[a-zA-Z0-9]{6,18}$";
//数字和字母
const String NUM_LETTER = r"^[A-Za-z0-9]+$";
